Home / 34,078.35-47,029.93-18,972.33

Finding the Fourth Proportional to 34,078.35, 47,029.93 and 18,972.33

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Solution

The fourth proportional to 34,078.35, 47,029.93 and 18,972.33 is: 26,182.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,078.35 : 47,029.93 = 18,972.33 : x
  2. Step 2: Convert to fraction form
    34,078.35/47,029.93 = 18,972.33/x
  3. Step 3: Cross multiply
    34,078.35x = 47,029.93 × 18,972.33
  4. Step 4: Simplify right side
    34,078.35x = 892,267,499.31
  5. Step 5: Solve for x
    x = 892,267,499.31/34,078.35
  6. Step 6: Final answer
    x = 26,182.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.